We not seen such drastic reductions, but effectiveness is reduced from 95% to 70%+ in the case of Pfizer and Moderna among B1617 and the S African Variants.
Our Ministry of Health has announced they intend to administer the booster shots being developed to combat the latest variants
Its a simple matter of tweaking the spike protein (m) for messenger on the mRNA Vaccines.
We have many now at the hospital seeking treatment for anxiety.